n = int(input())
l = [int(x) for x in input().split()]
c = 0
for i in range(n):
    for j in range(i+1,n):
        if l[i] == l[j]:
            continue
        for k in range(j+1,n):
            if l[i] == l[k] or l[j] == l[k]:
                continue
            if l[i]+l[j] > l[k] and l[i]+l[k] > l[j] and l[j]+l[k] > l[i]:
                c += 1
print(c) n = int(input()) n int(input()) int input() input int(x) for x in input().split() for x in input().split() x input().split() ().split () input split for x in input().split() int(x) int x l = [int(x) for x in input().split()] l [int(x) for x in input().split()] c = 0 c 0 for i in range(n):
    for j in range(i+1,n):
        if l[i] == l[j]:
            continue
        for k in range(j+1,n):
            if l[i] == l[k] or l[j] == l[k]:
                continue
            if l[i]+l[j] > l[k] and l[i]+l[k] > l[j] and l[j]+l[k] > l[i]:
                c += 1 i range(n) range n for j in range(i+1,n):
        if l[i] == l[j]:
            continue
        for k in range(j+1,n):
            if l[i] == l[k] or l[j] == l[k]:
                continue
            if l[i]+l[j] > l[k] and l[i]+l[k] > l[j] and l[j]+l[k] > l[i]:
                c += 1 j range(i+1,n) range i+1 i 1 n if l[i] == l[j]:
            continue
         l[i] == l[j] l[i] l i l[j] l j continue for k in range(j+1,n):
            if l[i] == l[k] or l[j] == l[k]:
                continue
            if l[i]+l[j] > l[k] and l[i]+l[k] > l[j] and l[j]+l[k] > l[i]:
                c += 1 k range(j+1,n) range j+1 j 1 n if l[i] == l[k] or l[j] == l[k]:
                continue
             l[i] == l[k] or l[j] == l[k] l[i] == l[k] l[i] l i l[k] l k l[j] == l[k] l[j] l j l[k] l k continue if l[i]+l[j] > l[k] and l[i]+l[k] > l[j] and l[j]+l[k] > l[i]:
                c += 1 l[i]+l[j] > l[k] and l[i]+l[k] > l[j] and l[j]+l[k] > l[i] l[i]+l[j] > l[k] and l[i]+l[k] > l[j] l[i]+l[j] > l[k] l[i]+l[j] l[i] l i l[j] l j l[k] l k l[i]+l[k] > l[j] l[i]+l[k] l[i] l i l[k] l k l[j] l j l[j]+l[k] > l[i] l[j]+l[k] l[j] l j l[k] l k l[i] l i c += 1 c 1 print(c) print c c += 1 1 c l = [int(x) for x in input().split()] [int(x) for x in input().split()] l c = 0 0 c n = int(input()) int(input()) n
n = int(input())
l = [int(x) for x in input().split()]
c = 0
for i in range(n):
    for j in range(i+1,n):
        if l[i] == l[j]:
            continue
        for k in range(j+1,n):
            if l[i] == l[k] or l[j] == l[k]:
                continue
            if l[i]+l[j] > l[k] and l[i]+l[k] > l[j] and l[j]+l[k] > l[i]:
                c += 1
print(c)